Home / 999,823.44-1,500,085.06-289,894.08

Finding the Fourth Proportional to 999,823.44, 1,500,085.06 and 289,894.08

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Solution

The fourth proportional to 999,823.44, 1,500,085.06 and 289,894.08 is: 434,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,823.44 : 1,500,085.06 = 289,894.08 : x
  2. Step 2: Convert to fraction form
    999,823.44/1,500,085.06 = 289,894.08/x
  3. Step 3: Cross multiply
    999,823.44x = 1,500,085.06 × 289,894.08
  4. Step 4: Simplify right side
    999,823.44x = 434,865,778,390.45
  5. Step 5: Solve for x
    x = 434,865,778,390.45/999,823.44
  6. Step 6: Final answer
    x = 434,942.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.